Finding the Fourth Proportional to 88,742.08, 122,295.04 and 63,547.84
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Solution
The fourth proportional to 88,742.08, 122,295.04 and 63,547.84 is: 87,574.98
Step by Step Solution
- Step 1: Write the proportion equation
88,742.08 : 122,295.04 = 63,547.84 : x - Step 2: Convert to fraction form
88,742.08/122,295.04 = 63,547.84/x - Step 3: Cross multiply
88,742.08x = 122,295.04 × 63,547.84 - Step 4: Simplify right side
88,742.08x = 7,771,585,634.71 - Step 5: Solve for x
x = 7,771,585,634.71/88,742.08 - Step 6: Final answer
x = 87,574.98
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.